Unidecode author string as well
Unidecode author string as well

Unicode error is encountered in author string as well. Hence, unidecode it as
well.

Signed-off-by: Venkatesh Shukla <8349e50bec2939976da648e286d7e261bcd17fa3@iitbhu.ac.in>

venkateshshukla/th-editorials-server